Eisco –1000mL Class A Volumetric Flask with Polypropylene Stopper, ASTM-E288 Compliant, Calibrated to Contain, Borosilicate 3.3 Glass, Single Graduation Mark

• 1000ML VOLUMETRIC FLASK || Single-mark Class A flask calibrated to contain 1000mLat 20°C. Designed for accurate volumetric analysis and solution preparation.
• BOROSILICATE 3.3 LAB GLASS || Made from durable, heat- and chemical-resistant borosilicate 3.3 glass. Ideal for standard lab use in temperature-variable environments.
• INCLUDES 24/29 POLYPROPYLENE STOPPER || Supplied with a chemical-resistant, autoclavable polypropylene stopper. Ground joint fits securely to prevent spillage or exposure.
• GENERAL LABORATORY USE || Suitable for academic, industrial, and research labs. Commonly used for titrations, dilutions, and analytical chemistry procedures.
• ASTM E288 CLASS A CALIBRATION || Manufactured to ASTM-E288 standards. Features permanent blue printed marking and comes with an individual certificate of calibration.

Designed for precise analytical work, this Eisco 1000mL Class A volumetric flask ensures accurate solution preparation in scientific, educational, and industrial laboratories. Constructed from borosilicate 3.3 glass, it resists thermal and chemical stress. A single blue graduation mark indicates exact volume at 20°C. Supplied with a 24/29 polypropylene stopper to reduce exposure during mixing, storage, or transfer. Complies with ASTM E288 standards.